/**
 * Start Vibing Stacks — Dependency Installer & Validator
 *
 * Validates system requirements and auto-installs missing dependencies.
 * macOS-first with Homebrew, with Linux fallbacks.
 */
import type { Requirement } from './types.js';
export interface ValidationResult {
    name: string;
    installed: boolean;
    version: string | null;
    meetsMinimum: boolean;
    minVersion: string;
}
/**
 * Validate all requirements for a stack
 */
export declare function validateRequirements(requirements: Requirement[]): ValidationResult[];
/**
 * Auto-install missing or outdated requirements
 */
export declare function autoInstall(requirements: Requirement[]): Promise<boolean>;
/**
 * Install Composer using PHP 8.3+
 */
export declare function installComposer(): Promise<boolean>;
/**
 * Install Claude Code if not present
 */
export declare function installClaudeCode(): boolean;